Classification Flashcards
2 classification of organic compounds
- Hydrocarbon
- Hydrocarbon derivatives
type of organic compound which is based to heteroatoms present
Hydrocarbon derivatives
type of organic compound which composed of carbon and hydrogen only
Hydrocarbon
3 types of hydrocarbon
- aliphatic
- alicyclic
- aromatic
compounds whose carbon atoms are arranged in chains whether straight or branched
Aliphatic
contain single bonds
Alkanes (C_nH_2n+2)
contain double bonds
AIkenes (C_nH_2n)
contain triple bonds
AIkynes (C_nH_2n-2)
contain two double bonds
Alkadienes (C_nH_2n-2)
compounds containing carbon atoms in a ring system
Alicyclic
alkanes arranged in the form of a closed chain
Cycloalkanes (C_nH_2n)
non-conjugated alkenes in a ring system
Cycloalkenes (C_nH_2n-2)
compounds containing carbon atoms with conjugated double bonds in a ring system
Aromatic
4 types of hydrocarbon derivatives organic compound
- derivatives containing oxygen
- derivatives containing halogen
- derivatives containing sulfur
- derivatives containing nitrogen
7 types of hydrocarbon derivatives
- alcohol and phenols
- acid anhydride
- aldehydes and ketones
- epoxide
- esters
- ethers
- carboxylic acids
hydrocarbons with one or more hydrogen atom replaced by -OH group
Alcohols (R-OH) and Phenols (Ar-OH)
attached to oxygen
hydrocarbon derivatives with two hydrocarbon groups
ethers (ROR)
cyclic ethers in which the oxygen is included in a three-membered
ring
epoxide
hydrocarbons with one or two
alkyl groups attached to C=O
Aldehydes (RCHO) and Ketones (RCOR)
an alkane missing one hydrogen
alkyl
hydrocarbons with the carboxyl group, COOH
Carboxylic Acids (RCOOH)
organic, functional group consisting of a carbon atom that’s double-bonded to an oxygen atom and singly bonded to a hydroxyl group.
carboxyl (COOH)
carboxylic acid derivatives with the hydrogen atom
replaced by an alkyl group
Esters (RCOOR)
carboxylic acid derivatives with the hydrogen atom
replaced by RC=0
Acid Anhydride
hydrocarbons with the hydrogen atom
replaced by one or more halogens
Alkyl Halides and Aryl Halides
2 Derivatives containing Sulfur
thiols and disulfides
hydrocarbon derivatives with hydrogen atom replaced with -SH
thiols
hydrocarbon derivatives with general formula R-S-S-R
disulfides
2 Derivatives containing nitrogen
amides and amine
carboxylic acid derivatives with hydrogen atom replaced with -
NH_2, -NHR’, -NR’R”
amides
organic derivative of NH_3
amine
also called paraffins
alkanes
contains sp^3 hybridized carbon
alkanes
source of alkanes
fractional distillation of petroleum
physical state of C_1 to C_4 at room temperature
gases
physical state of C_5 to C_17 at room temperature
liquids
physical state of C_18 to C_n at room temperature
solids
alkanes are insoluble in ________ due to non-polar character and inability to form _________ bond
water, hydrogen
alkanes are soluble in (3)
benzene, chloroform, and carbon tetrachloride
boiling point of alkanes increase as the length of carbon ______________ and ___________ due to branching
increases, decreases
In naming, choose the _________ and the parent name is named
according to the number of carbon present.
longest continuous carbon chain (CH_3)
In naming, Number the chain in such a way that the substituents present are assigned with the
____________
lowest number
In naming, for identical substituents present more than once, the carbon numbers for which
the substituents are attached and the prefixes di, tri, tetra, etc. are written before
the ____________
name of the substituents.
In naming for _____________, the number is used twice and the prefix di is
attached before the name of the substituent
two identical substituents (3,3 dimethylpentane)
In naming, for __________ different alkyl substituents, names are written in alphabetical
order giving no consideration on the prefixes.
two or more
In alkyl substituent, 1 CH3 is
methyl
In alkyl substituent, 2 CH3 is
ethyl
In alkyl substituent, 4 CH3 is
butyl
In alkyl substituent, 3 CH3 is
propyl
In alkyl substituent, 5 CH3 is
pentyl
preparation of alkanes
- Grignard Synthesis using Alkyl Halide
- Hydrogenation of Alkene
- Reduction of Alkyl Halide
- Wurtz Synthesis (coupling reaction)
reactions of alkanes
- halogenations
- combustion
also called olefins
alkenes
contains sp^2 hybridized carbon
alkenes
In dehydrogenation of alkyl halides, the alkene formed is the one that is more alkyl substituted
saitsev’s rule
preparation of alkenes
- dehydration of alcohol
- dehydrogenation of alkyl halides
- debromination of dibromides
reaction of alkenes
- hydrogenation
- halogenation
- addition of HX
- hydroxylation
- ozonolysis
- oxidation
- acid-catalyzed hydration
- oxymercuration-demercuration
- hydroboration-oxidation
- halohydrin formation
In the addition of HX in alkenes reaction, the halogen attaches to the carbon that is more alkyl substituted thus producing a higher order alkyl halide
markovnikoff’s rule
anti-markovnikoff’s addition of _____ in the presence of organic peroxides
HBr
in halohydrin formation, the _______ attached to carbon with more alkyl substituent
water
also called as acetylenes
alkynes
contains sp hybridized carbon
alkynes
preparation of alkynes
- reaction of sodium acetylide with alkyl halides
- dehydrohalogenation of vicinal dihalides
- dehalogenation of tetrahalides
reaction of alkynes
- hydrogenation
- halogenation
- addition of HX
- hydration
- oxidation
Alcohols are named as
alkanol
contain the functional group -OR
ethers
in naming ethers,
alphabetic order + ether